/**
 * Copyright (c) 2012-2016, www.tinygroup.org (luo_guo@icloud.com).
 * <p>
 * Licensed under the GPL, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.gnu.org/licenses/gpl.html
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.tinygroup.uiengine.fileresolver;

import com.thoughtworks.xstream.XStream;
import org.tinygroup.fileresolver.impl.AbstractFileProcessor;
import org.tinygroup.logger.LogLevel;
import org.tinygroup.uiengine.config.UIComponents;
import org.tinygroup.uiengine.manager.UIComponentManager;
import org.tinygroup.vfs.FileObject;
import org.tinygroup.xstream.XStreamFactory;

/**
 * UI组件定义文件
 *
 * @author luoguo
 *
 */
public class UIComponentFileProcessor extends AbstractFileProcessor {
    UIComponentManager manager;


    public UIComponentManager getManager() {
        return manager;
    }


    public void setManager(UIComponentManager manager) {
        this.manager = manager;
    }


    public void process() {
        XStream stream = XStreamFactory
                .getXStream(UIComponentManager.UIComponentManager_XSTREAM);
        for (FileObject fileObject : deleteList) {
            LOGGER.logMessage(LogLevel.INFO, "正在移除uicomponent文件[{0}]",
                    fileObject.getAbsolutePath());
            UIComponents uiComponents = (UIComponents) caches.get(fileObject.getAbsolutePath());
            if (uiComponents != null) {
                manager.removeUIComponents(uiComponents);
                caches.remove(fileObject.getAbsolutePath());
            }
            LOGGER.logMessage(LogLevel.INFO, "移除uicomponent文件[{0}]结束",
                    fileObject.getAbsolutePath());
        }
        for (FileObject fileObject : changeList) {
            LOGGER.logMessage(LogLevel.INFO, "正在加载uicomponent文件[{0}]",
                    fileObject.getAbsolutePath());
            UIComponents oldUiComponents = (UIComponents) caches.get(fileObject.getAbsolutePath());
            if (oldUiComponents != null) {
                manager.removeUIComponents(oldUiComponents);
            }
            UIComponents uiComponents = convertFromXml(stream, fileObject);
            uiComponents.setResourcePath(fileObject.getAbsolutePath());
            manager.addUIComponents(uiComponents);
            caches.put(fileObject.getAbsolutePath(), uiComponents);
            LOGGER.logMessage(LogLevel.INFO, "加载uicomponent文件[{0}]结束",
                    fileObject.getAbsolutePath());
        }
        manager.compute();
    }


    @Override
    protected boolean checkMatch(FileObject fileObject) {
        return fileObject.getFileName().endsWith(".ui.xml");
    }

}
